TY - JOUR T1 - Space group determination of Ba6-3xNd8+2xTi18O54 JO - Journal of the American Ceramic Society PY - 1999/05/01 AU - Ubic R AU - Reaney IM AU - Lee WE ED - DO - DOI: 10.1111/j.1151-2916.1999.tb01918.x VL - 82 IS - 5 SP - 1336 EP - 1338 Y2 - 2025/03/11 ER -